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Hadoop QA commented on MAPREDUCE-5891: -------------------------------------- {color:green}+1 overall{color}. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12664795/MAPREDUCE-5891-v2.patch against trunk revision . {color:green}+1 @author{color}. The patch does not contain any @author tags. {color:green}+1 tests included{color}. The patch appears to include 1 new or modified test files. {color:green}+1 javac{color}. The applied patch does not increase the total number of javac compiler warnings. {color:green}+1 javadoc{color}. There were no new javadoc warning messages. {color:green}+1 eclipse:eclipse{color}. The patch built with eclipse:eclipse. {color:green}+1 findbugs{color}. The patch does not introduce any new Findbugs (version 2.0.3) warnings. {color:green}+1 release audit{color}. The applied patch does not increase the total number of release audit warnings. {color:green}+1 core tests{color}. The patch passed unit tests in hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core. {color:green}+1 contrib tests{color}. The patch passed contrib unit tests. Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/4829//testReport/ Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/4829//console This message is automatically generated. > Improved shuffle error handling across NM restarts > -------------------------------------------------- > > Key: MAPREDUCE-5891 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-5891 > Project: Hadoop Map/Reduce > Issue Type: Improvement > Affects Versions: 2.5.0 > Reporter: Jason Lowe > Assignee: Junping Du > Attachments: MAPREDUCE-5891-demo.patch, MAPREDUCE-5891-v2.patch, > MAPREDUCE-5891.patch > > > To minimize the number of map fetch failures reported by reducers across an > NM restart it would be nice if reducers only reported a fetch failure after > trying for at specified period of time to retrieve the data. -- This message was sent by Atlassian JIRA (v6.2#6252)